var addCourse = new Vue({
   el:"#addCourse",
   data:{
      stepOne:"block",
      stepTwo:"none",
      stepThree:"none",

   },
   mounted(){

   },
   methods:{
      gotoStepOne:function () {
         this.stepOne="block";
         this.stepTwo="none";
         this.stepThree="none";
      },
      gotoStepTwo:function () {
         this.stepOne="none";
         this.stepTwo="block";
         this.stepThree="none";
      },
      gotoStepThree:function () {
         this.stepOne="none";
         this.stepTwo="none";
         this.stepThree="block";
      }
   }
});